ecuaciones quimicas
Quiz
•
Chemistry
•
1st - 7th Grade
•
Medium
Cristian Segura
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
las reacciones quimicas estan presenten en:
Solo en estados liquidos
Nuestro entorno y nosotros mismos
En la galaxia
En la fotosíntesis.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una ecuación química es
La representación de los compuestos
Reacciones reversibles
La representación escrita de las reacciones químicas
Reacción iónica
Ninguna
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
el signo más (+) significa "reacciona con" y la flecha ( ) significa "produce"
Falso
Verdadero
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifica el reactivo y producto de Na + Cl-------> NaCl
Reactivo: NaCl; producto: Na y Cl
Reactivo: Na y Cl; prodructo: NaCl
Reactivo Na y NaCl; producto: Cl
Reactivo Cl y NaCl; producto: Na
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los estados de agregacion cada reactivo y producto se clasifica en...
Solido, liquido y gas
Solido, liquido y acuoso.
Solido, liquido, gaseoso y acuoso.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
las sustancias iniciales en un proceso químico se denominan reactantes o reactivos
Falso
Verdadero
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este simbolo de triangulo en las reacciones quimicas representa
estado solido
calor
corrosivo
Reacciòn reversible
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